CL2016002009A1 - Extension armonica de ancho de banda de señales de audio - Google Patents
Extension armonica de ancho de banda de señales de audioInfo
- Publication number
- CL2016002009A1 CL2016002009A1 CL2016002009A CL2016002009A CL2016002009A1 CL 2016002009 A1 CL2016002009 A1 CL 2016002009A1 CL 2016002009 A CL2016002009 A CL 2016002009A CL 2016002009 A CL2016002009 A CL 2016002009A CL 2016002009 A1 CL2016002009 A1 CL 2016002009A1
- Authority
- CL
- Chile
- Prior art keywords
- signal
- audio signal
- linear processing
- high band
- low band
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title abstract 3
- 238000000034 method Methods 0.000 abstract 4
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0272—Voice signal separating
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/78—Detection of presence or absence of voice signals
- G10L25/81—Detection of presence or absence of voice signals for discriminating voice from music
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
UN METODO DE EXTENSION ARMONICA DE ANCHO DE BANDA DE SEÑALES DE AUDIO QUE INCLUYE SEPARAR, EN UN DISPOSITIVO, UNA SEÑAL DE AUDIO DE ENTRADA AL MENOS EN UNA SEÑAL DE BANDA BAJA Y UNA SEÑAL DE BANDA ALTA, LA SEÑAL DE BANDA BAJA CORRESPONDE A UN RANGO DE FRECUENCIA DE BANDA BAJA Y LA SEÑAL DE BANDA ALTO CORRESPONDE A UN RANGO DE FRECUENCIA DE BANDA ALTO, EL METODO TAMBIEN INCLUYE SELECCIONAR UNA FUNCION DE PROCESAMIENTO NO LINEAL DE UNA PLURALIDAD DE FUNCIONES DE PROCESAMIENTO NO LINEALES, EL METODO INCLUYE ADEMAS GENERAR UNA PRIMERA SEÑAL EXTENDIDA CON BASE EN LA SEÑAL DE BANDA BAJA Y LA FUNCION DE PROCESAMIENTO NO LINEAL, EL METODO TAMBIEN INCLUYE GENERAR AL MENOS UN PARAMETRO DE AJUSTE CON BASE EN LA PRIMERA SEÑAL EXTENDIDA, LA SERIAL DE BANDA ALTO, O AMBAS.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461939585P | 2014-02-13 | 2014-02-13 | |
| US14/617,524 US9564141B2 (en) | 2014-02-13 | 2015-02-09 | Harmonic bandwidth extension of audio signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2016002009A1 true CL2016002009A1 (es) | 2017-01-27 |
Family
ID=53775460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2016002009A CL2016002009A1 (es) | 2014-02-13 | 2016-08-10 | Extension armonica de ancho de banda de señales de audio |
Country Status (25)
| Country | Link |
|---|---|
| US (1) | US9564141B2 (es) |
| EP (1) | EP3105757B1 (es) |
| JP (1) | JP6290434B2 (es) |
| KR (1) | KR101827665B1 (es) |
| CN (1) | CN105981102B (es) |
| AU (1) | AU2015217340B2 (es) |
| BR (1) | BR112016018575B1 (es) |
| CA (1) | CA2936987C (es) |
| CL (1) | CL2016002009A1 (es) |
| DK (1) | DK3105757T3 (es) |
| ES (1) | ES2777282T3 (es) |
| HU (1) | HUE046891T2 (es) |
| IL (1) | IL246787B (es) |
| MX (1) | MX349848B (es) |
| MY (1) | MY180821A (es) |
| NZ (1) | NZ721890A (es) |
| PH (1) | PH12016501396B1 (es) |
| PL (1) | PL3105757T3 (es) |
| PT (1) | PT3105757T (es) |
| RU (1) | RU2651218C2 (es) |
| SA (1) | SA516371666B1 (es) |
| SG (1) | SG11201605412VA (es) |
| SI (1) | SI3105757T1 (es) |
| TW (1) | TWI559298B (es) |
| WO (1) | WO2015123210A1 (es) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103516440B (zh) * | 2012-06-29 | 2015-07-08 | 华为技术有限公司 | 语音频信号处理方法和编码装置 |
| TWI557726B (zh) * | 2013-08-29 | 2016-11-11 | 杜比國際公司 | 用於決定音頻信號的高頻帶信號的主比例因子頻帶表之系統和方法 |
| WO2015077641A1 (en) * | 2013-11-22 | 2015-05-28 | Qualcomm Incorporated | Selective phase compensation in high band coding |
| FR3020732A1 (fr) * | 2014-04-30 | 2015-11-06 | Orange | Correction de perte de trame perfectionnee avec information de voisement |
| WO2016105574A1 (en) * | 2014-12-23 | 2016-06-30 | Qualcomm Incorporated | High order b-spline sampling rate conversion (src) |
| US9837089B2 (en) | 2015-06-18 | 2017-12-05 | Qualcomm Incorporated | High-band signal generation |
| US10847170B2 (en) | 2015-06-18 | 2020-11-24 | Qualcomm Incorporated | Device and method for generating a high-band signal from non-linearly processed sub-ranges |
| BR112018067944B1 (pt) * | 2016-03-07 | 2024-03-05 | Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E.V | Unidade de ocultação de erro, método de ocultação de erro,decodificador de áudio, codificador de áudio, método para fornecer uma representação de áudio codificada e sistema |
| US10390137B2 (en) | 2016-11-04 | 2019-08-20 | Hewlett-Packard Dvelopment Company, L.P. | Dominant frequency processing of audio signals |
| EP3382703A1 (en) * | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and methods for processing an audio signal |
| US10825467B2 (en) * | 2017-04-21 | 2020-11-03 | Qualcomm Incorporated | Non-harmonic speech detection and bandwidth extension in a multi-source environment |
| CN110322882A (zh) * | 2019-05-13 | 2019-10-11 | 厦门亿联网络技术股份有限公司 | 一种生成混合语音数据的方法及系统 |
| CN113963703B (zh) | 2020-07-03 | 2025-05-02 | 华为技术有限公司 | 一种音频编码的方法和编解码设备 |
| EP4416723B1 (en) * | 2021-10-14 | 2025-11-19 | Qualcomm Incorporated | Systems and methods for multi-band audio coding |
| AU2023445414A1 (en) * | 2023-04-26 | 2025-10-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for harmonicity-dependent tilt control of scale parameters in an audio encoder |
| TWI868764B (zh) * | 2023-06-30 | 2025-01-01 | 華碩電腦股份有限公司 | 音訊處理裝置以及音訊處理方法 |
| WO2025199960A1 (zh) * | 2024-03-29 | 2025-10-02 | 瑞声开泰声学科技(上海)有限公司 | 一种音频处理方法、电子设备及存储介质 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5129117B2 (ja) * | 2005-04-01 | 2013-01-23 | クゥアルコム・インコーポレイテッド | 音声信号の高帯域部分を符号化及び復号する方法及び装置 |
| PL1875463T3 (pl) | 2005-04-22 | 2019-03-29 | Qualcomm Incorporated | Układy, sposoby i urządzenie do wygładzania współczynnika wzmocnienia |
| US8311840B2 (en) | 2005-06-28 | 2012-11-13 | Qnx Software Systems Limited | Frequency extension of harmonic signals |
| EP1772855B1 (en) * | 2005-10-07 | 2013-09-18 | Nuance Communications, Inc. | Method for extending the spectral bandwidth of a speech signal |
| US9454974B2 (en) | 2006-07-31 | 2016-09-27 | Qualcomm Incorporated | Systems, methods, and apparatus for gain factor limiting |
| EP1947644B1 (en) | 2007-01-18 | 2019-06-19 | Nuance Communications, Inc. | Method and apparatus for providing an acoustic signal with extended band-width |
| AU2009267460B2 (en) * | 2008-07-11 | 2013-01-10 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. | Apparatus and method for generating a bandwidth extended signal |
| JP2010079275A (ja) * | 2008-08-29 | 2010-04-08 | Sony Corp | 周波数帯域拡大装置及び方法、符号化装置及び方法、復号化装置及び方法、並びにプログラム |
| PL3246919T3 (pl) * | 2009-01-28 | 2021-03-08 | Dolby International Ab | Ulepszona transpozycja harmonicznych |
| JP4892021B2 (ja) * | 2009-02-26 | 2012-03-07 | 株式会社東芝 | 信号帯域拡張装置 |
| TWI484481B (zh) * | 2009-05-27 | 2015-05-11 | 杜比國際公司 | 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體 |
| US8447617B2 (en) * | 2009-12-21 | 2013-05-21 | Mindspeed Technologies, Inc. | Method and system for speech bandwidth extension |
| PL2545551T3 (pl) * | 2010-03-09 | 2018-03-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Poprawiona charakterystyka amplitudowa i zrównanie czasowe w powiększaniu szerokości pasma na bazie wokodera fazowego dla sygnałów audio |
| US8600737B2 (en) * | 2010-06-01 | 2013-12-03 | Qualcomm Incorporated | Systems, methods, apparatus, and computer program products for wideband speech coding |
| JP5777041B2 (ja) * | 2010-07-23 | 2015-09-09 | 沖電気工業株式会社 | 帯域拡張装置及びプログラム、並びに、音声通信装置 |
-
2015
- 2015-02-09 US US14/617,524 patent/US9564141B2/en active Active
- 2015-02-10 PT PT157066101T patent/PT3105757T/pt unknown
- 2015-02-10 ES ES15706610T patent/ES2777282T3/es active Active
- 2015-02-10 EP EP15706610.1A patent/EP3105757B1/en active Active
- 2015-02-10 HU HUE15706610A patent/HUE046891T2/hu unknown
- 2015-02-10 CN CN201580007190.2A patent/CN105981102B/zh active Active
- 2015-02-10 NZ NZ721890A patent/NZ721890A/en unknown
- 2015-02-10 PL PL15706610T patent/PL3105757T3/pl unknown
- 2015-02-10 WO PCT/US2015/015242 patent/WO2015123210A1/en not_active Ceased
- 2015-02-10 JP JP2016550268A patent/JP6290434B2/ja active Active
- 2015-02-10 SI SI201531104T patent/SI3105757T1/sl unknown
- 2015-02-10 TW TW104104441A patent/TWI559298B/zh active
- 2015-02-10 MX MX2016010358A patent/MX349848B/es active IP Right Grant
- 2015-02-10 CA CA2936987A patent/CA2936987C/en active Active
- 2015-02-10 BR BR112016018575-7A patent/BR112016018575B1/pt active IP Right Grant
- 2015-02-10 DK DK15706610.1T patent/DK3105757T3/da active
- 2015-02-10 KR KR1020167024534A patent/KR101827665B1/ko active Active
- 2015-02-10 SG SG11201605412VA patent/SG11201605412VA/en unknown
- 2015-02-10 MY MYPI2016702572A patent/MY180821A/en unknown
- 2015-02-10 AU AU2015217340A patent/AU2015217340B2/en active Active
- 2015-02-10 RU RU2016133008A patent/RU2651218C2/ru active
-
2016
- 2016-07-14 IL IL246787A patent/IL246787B/en active IP Right Grant
- 2016-07-14 PH PH12016501396A patent/PH12016501396B1/en unknown
- 2016-08-10 CL CL2016002009A patent/CL2016002009A1/es unknown
- 2016-08-11 SA SA516371666A patent/SA516371666B1/ar unknown
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